Muhammad al-Baqir

Muhammad al-Baqir (676-31 January 733) was the third Imam of Shia Islam from 713 to 733, succeeding Ali ibn Husayn and preceding Jafar al-Sadiq.

Biography
Muhammad al-Baqir was born in 676, the son of Ali ibn Husayn and Fatimah bint Hasan. He was a Shi'ite Muslim of the Banu Fatim tribe of the Quraysh clan, and he was descended from Muhammad himself. Muhammad became the imam of Shia Islam after the death of his father in 713, and was the imam for twenty years. He also claimed to be the Caliph of the Rashidun Caliphate, which had been supplanted by the Umayyad Caliphate since 661. When he died, his son Jafar al-Sadiq succeeded him.